Porter, Seth
Current rating: 1413
Record: 1-6
| Grand Prix Atlanta 2018 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 342 | Hunter, Jeff (1500) | Lost 0-2 | -181430 |
| 2modern | 397 | Wilson, Tyler (1420) | Lost 1-2 | -181412 |
| 3modern | 680 | Parrish, Patrick (1464) | Won 2-0 | +191431 |
| 4modern | 620 | Stasikelis, Luke (1412) | Lost 1-2 | -181413 |
| average opponent: 1449record: 1-3 | new rating: 1413 | |||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 41 | Anderson, Shaun (1519) | Lost 0-2 | -181482 |
| 4standard | 318 | Rodriguez, Brian (1515) | Lost 0-2 | -171465 |
| 5standard | 492 | Kot, Steven (1497) | Lost 0-2 | -171448 |
| average opponent: 1510record: 0-3 | new rating: 1448 | |||